Unexplained Phenomena

Unexplained phenomena are all around us. Here you can learn about topics that include spontaneous human combustion, crop circles and the Bermuda Triangle.

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A disturbing noise, somewhere between a window-rattling bass and a brain-numbing deep thrum has bugged the heck out of residents in the city of Windsor, Ontario, Canada for years, and it's called the Windsor Hum.

By John Donovan

"Stop, what's that sound?" Doesn't it creep you out when you don't know? There are lots of sounds out there that baffle even scientists.

By Patrick J. Kiger

Crop circles. Alien autopsies. Time travelers. These are just some of the paranormal phenomena that people have believed in but were later found to be hoaxes. Often, even when someone admitted to making it up, that didn't stop the true believers.

By Dave Roos

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Do you believe in aliens? If you do, you certainly aren't alone. Stories of flying saucers abducting people and planes have existed since the dawn of flight. See whether you think these pictures scream Photoshop or for real.

By Rick Mayda

To some people, a crystal skull is simply a crystal in the shape of a human skull. But to those who believe in the supernatural, it can represent doom or hope.

By Shanna Freeman

According to most pet psychics, you communicate with your pets telepathically all the time, without even knowing it. Learn about the controversies associated with animal communication.

By Tracy V. Wilson

Are crop circles the work of alien visitors? Are they a natural phenomenon? Are they elaborate hoaxes perpetrated by some very dedicated humans? Learn how researchers try to separate the supernatural from the scientific.

By Stephanie Watson

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Could a person catch fire - with no apparent spark or flame - and then burn so completely nothing else ignites around them?

By Stephanie Watson & Mark Mancini

A key ingredient of horror films, junior-high slumber parties and occult practices, the Ouija board has been fascinating and scaring people for more than a century. But does it really contact the spirit world, or is there a more logical explanation?

By Julia Layton

Hummmmmm. Annoyed yet? Imagine if you heard that sound every night no matter what you did. Likened to a diesel engine idling in the distance, the Hum is a sound some people can never get away from. It's even caused suicide. But is it real?

By Dave Roos

It's a massive book that no one can read, and it has fascinated scientists, historians and cryptographers for decades. Is it a textbook, an encyclopedia ... or an elaborate hoax?

By Nathan Chandler

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In 1977, SETI volunteer Jerry Ehman saw a transmission so exciting he circled it on paper and wrote the word "Wow!" It seemed to indicate a message from outer space. But what was it really?

By Dave Roos & Austin Henderson

The mysteries of Stonehenge have captivated us for centuries: Who built it and why? How did they move those giant stones? Though archaeologists and other researchers have replaced old theories with new ideas, many questions remain.

By Jane McGrath

Was Anna Anderson really Anastasia Romanov? Does the Bermuda Triangle really exist? Wonder no more: We have the answers to these and other formerly unsolved mysteries.

By Patrick J. Kiger

When a super-realistic android or video character gives us a creepy feeling, it enters the uncanny valley. Why do we get spooked, and what can we do to avoid it?

By Ed Grabianowski

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Theories surrounding the source of the Tunguska blast that rocked the Siberian region in 1908 abound. But the exact cause is still a mystery.

By Diana Brown

A "law of miracles," you say? What, are people going to get fined for practicing miracles without a license? Is there even a certification program for becoming a miracle worker? No, it's a mathematical law?

By Kate Kershner

We humans have no problem dreaming up superpowers we wish we had. There's flight, invincibility and super strength. But what about pyrokinesis or starting fires with our minds? Is that a real-life thing or comic-book fantasy?

By Kate Kershner

Experts are baffled as to why dogs keep throwing themselves off Overtoun Bridge in Scotland. Are they lured by unseen scents or is something supernatural at work?

By Nathan Chandler

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Star jelly sounds like it could be some sort of cosmic spread for toast -- complete with a flashy label boasting, "Now with 50 percent more universe!" Unfortunately, the real story of star jelly is far less tasty -- and far more terrestrial.

By Kate Kershner

The "angel hair phenomenon" sounds like a best-selling pasta dish from your local Italian restaurant. Or maybe we're just hungry. But if this phenomenon isn't related to tasty cuisine, what's it all about -- and are angels actually involved?

By Kate Kershner

The Zone of Silence is Mexico's own Bermuda Triangle, a place where radio signals don't work and an alien might just turn up. But what is the real story behind it?

By Kate Kershner

Ancient caves! Mysterious stones! Tiny little beings with strange heads! Sounds like the plot of an Indiana Jones movie, doesn't it? The legend of the Dropa stones has persisted for over half a century now, but is any of it actually true?

By Kate Kershner

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Humans riding dinosaurs: Sounds like a kid's dream come true! History tells us this couldn't possibly have happened, but the Ica stones say otherwise. So is there any truth to these allegedly ancient carvings, or are they just an elaborate hoax?

By Kate Kershner

Fans of the Super Mario Bros. series know that enemy fish can attack from above. And fans of the film "Magnolia" know that sometimes frogs do rain from the sky. But this is purely the realm of pop culture. Things like this don't really happen, right?

By Kate Kershner